Think of a prime number greater than three.
Square it and subtract one from the result.
The result will alway be dividable by 24.
(example: 7 × 7 = 49, 49 - 1 = 48 )
True or false?
Just in case you've got nothing else to do on your way home....
by PopeOfEruke 5 Replies latest social entertainment
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dawg
Damn it it's true... I did it with 5
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PopeOfEruke
It's wierd!
I tried it with 97!! Works too!
Pope
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pseudoxristos
Here are the results of doing this to the first 500 prime numbers (skipping 2 and 3).
pseudo
1 2 5 7 12 15 22 35
40 57 70 77 92 117 145 155 187 210
222 260 287 330 392 425 442 477 495 532
672 715 782 805 925 950 1027 1107 1162 1247
1335 1365 1520 1552 1617 1650 1855 2072 2147 2185
2262 2380 2420 2625 2752 2882 3015 3060 3197 3290
3337 3577 3927 4030 4082 4187 4565 4732 5017 5075
5192 5370 5612 5797 5985 6112 6305 6567 6700 6970
7315 7385 7740 7812 8030 8177 8400 8702 8855 8932
9087 9560 9882 10045 10375 10542 10795 11310 11397 12195
12467 12927 13207 13490 13585 13872 14357 14652 14950 15050
15352 15657 15862 15965 16590 17120 17227 17442 17767 18095
18205 18872 19097 19437 19895 20475 20945 21540 22022 22387
22755 23002 23500 23877 24130 24640 24897 25807 26467 27270
27405 28085 28222 28497 28635 29330 30317 30602 30745 31032
32047 32340 32487 32782 34277 34580 35190 35960 36582 36895
37367 37842 38962 39285 39772 40262 40920 41417 42420 42757
43265 43435 44290 44462 44980 45850 46025 46905 47082 47615
49232 49595 49777 50142 50692 51245 51987 52547 53110 55200
55392 56357 57135 58115 58707 59302 60100 61307 61712 62322
62935 63140 63757 65000 66045 67947 68160 68587 69230 69445
70092 70525 70742 71177 72490 72710 73372 77180 77862 78547
79465 81550 82720 84372 84847 85085 85562 86280 87242 87725
87967 88695 90160 91390 91637 92132 92380 92877 93625 95130
96647 97665 99202 99975 100492 101270 102312 102835 103885 104412
106267 106800 107602 107870 108407 109215 109485 110297 111657 114402
115232 115787 116065 119427 119992 120275 121695 123410 123697 125137
126295 127167 128042 128920 131572 132462 133057 133355 135150 136655
138472 139690 142142 144305 145237 145860 146172 146797 147110 148680
150575 151527 152482 155365 155687 158275 158600 162197 163185 164507
165502 166167 166500 167167 168505 169512 171197 171535 173230 175617
177332 178365 180440 180787 181482 181830 183575 185680 186032 188860
189215 190282 190995 191352 193142 194580 197835 202217 202952 204057
205535 208507 208880 209627 211125 214137 214515 215272 216790 217932
219077 219842 222145 222530 226787 227955 228345 229517 230300 231477
234235 235422 236215 236612 237805 238602 239800 242205 243412 244622
247457 248270 249492 251945 253587 254822 255647 261042 264810 266915
268605 269452 270725 271150 272427 277135 279720 280152 283620 285362
286235 288862 291942 294152 294595 295482 297260 298597 299937 300832
301280 302177 303525 305327 306230 306682 308040 310310 310765 313045
314875 315792 319012 321322 324105 324570 325967 326900 327367 331115
334412 335357 336777 338675 340102 341055 345360 347282 349692 351142
352595 354537 356972 359905 363342 364327 365807 367290 367785 374750
375250 377755 379765 380772 384307 385320 387350 390405 391937 395010
396037 397580 402745 405340 405860 410032 416857 417912 418440 421615
423207 424270 427467 429070 431212 432285 434435 440375 440917 442002
442545 445810 453475 454025 455677 457332 458990 460097 461760 462315
465652 466767 470120 470680 473485 474047 478555 479120 483652 485357
491062 495650 497952 499105 499682 500837 501415 507795 510125 513630
515387 518322 518910 520087 521855 522445 524217 527177 527770 531335 -
PopeOfEruke
So it's true!
But why is it so??
Pope
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justhuman
like maths